FMCSA · Safety Measurement System register · Colorado

Controlled Substances/Alcohol in Colorado

• 282Violations recorded
• 48,899Registered carriers in the state
• 96,271State inspections addressing it

Driving under the influence of drugs or alcohol. Colorado carries 282 violations in this category, out of 14,736 recorded nationally, which places it 19 of 51 jurisdictions the register covers. Its share of the national figure is 0.019 as a fraction, banked by the build rather than turned into a ratio here. Nationally, a violation in this category carries an average severity weight of 8.55.

The state’s carriers by fleet size

• 1 power unit 26,979
• 2 to 5 power units 15,675
• 6 to 20 power units 3,643
• 21 to 100 power units 859
• 101 to 1,000 power units 131
• 1,000 or more power units 42

Other categories recorded in Colorado

• Crash Indicator 3,480
• Driver Fitness 5,392
• Hazardous Materials Compliance 610
• Hours-of-Service Compliance 20,267
• Unsafe Driving 6,133
• Vehicle Maintenance 71,784

Controlled Substances/Alcohol across every jurisdiction → Every category in Colorado →

Figures from the federal source files: EPA’s ECHO downloads, CMS provider files and the FMCSA census.

Counts from FMCSA SMS input files on data.transportation.gov: kjg3-diqy (Motor Carrier Census, 2,122,441 rows), rbkj-cgst (Inspection, 5,834,148), 8mt8-2mdr (Violation, 6,808,260), 4wxs-vbns (Crash, 255,582), p2mt-9ige (Out of Service Orders, 399,600); SoQL aggregates fetched 2026-09-16. The rank is taken over the jurisdictions this desk publishes, and the national figure beside it is the register’s own total for the category.